slide gate nozzle of ladle refractory

Item Sialonalumina-zirconia-carbonalunina-carbonmagnesia-spinel-carbonmagnesia-carbonMgO %≥88≥20≥66≥25≥84Al2O3 %≥75≥78≥60≥88≥85≥80≥75≥20≥62ZrO2 %≥2.5≥10≥6≥6C%≤7≤7≤6.0≤4.5≤4.5≤4.5≤3.00≤2.98≤3.0≤3.0≤3.0Fe2O3 %≤0.5≤0.5≤0.5≤0.5≤0.5≤0.5≤0.6≤0.7≤0.5≤0.5≤0.5Bulk Density(g/cm3)≥3.0≥2.95≥3.22≥2.98≥3.20≥3.02≥3.00≥2.98≥3.02≥3.02≥2.92Porosity(%)≤10≤10≤7.0≤7.0≤7.5≤8.0≤9.0≤9.0≤8.5≤8.0≤9.0CCS(Mpa)≥120≥120≥160≥180≥130≥120≥100≥100≥110≥120≥90 Specific specs and index based on reqirements of customer and our technique.